Linux · Security advisory · November 11, 2024

DLA-3950-1: libarchive security update

DLA-3950-1, released November 11, 2024, fixes 1 CVE in libarchive (version 3.4.3-2+deb11u2). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

High1 publicly disclosedUnsupported product

CVEs closed

None rated Critical

Exploited

None reported

Exploitation more likely

Vendor assessment

Highest EPSS

0.0285

86th percentile

Fixed package versions

Product	Release	Fixed in
libarchive	Debian 11.6 (bullseye)	3.4.3-2+deb11u2

CVEs this fix closes

Priority	CVE	Title	Impact	CVSS	EPSS	Exploitation
High	CVE-2021-36976	Libarchive Remote Code Execution Vulnerability		n/a	0.0285	DisclosedExploitation Less Likely

Also fixes CVE-2021-36976

KB5009557
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems and 2 more
KB5009543
Windows 10 Version 20H2 for 32-bit Systems, Windows 10 Version 20H2 for ARM64-based Systems, Windows 10 Version 21H1 for 32-bit Systems and 6 more
KB5009555
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5009566
Windows 11 version 21H2 for ARM64-based Systems, Windows 11 version 21H2 for x64-based Systems
KB5009545
Windows 10 Version 1909 for 32-bit Systems, Windows 10 Version 1909 for ARM64-based Systems, Windows 10 Version 1909 for x64-based Systems
ALAS2023-2023-071
bsdcat, bsdcat-debuginfo, bsdcpio and 7 more on amzn 2023
libarchive-tools 3.4.0-2ubuntu1.1
libarchive-tools on Ubuntu 20.04 LTS (focal)
libarchive13 3.4.0-2ubuntu1.1
libarchive13 on Ubuntu 20.04 LTS (focal)

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2021-36976

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